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The Notch Signaling Pathway in Embryogenesis
By: Justin Wolter
| Published: Mar 06, 2013
The Notch signaling pathway is a mechanism in animals by which adjacent cells communicate with each other, conveying spatial information and genetic…
EmbryologyDevelopmental BiologyEmbryosCell differentiationNotch genes
Howard Wilber Jones Jr.
By: Mark Zhang
| Published: Mar 03, 2013
Howard Wilber Jones Jr. and his wife, Georgeanna Seegar Jones, developed a method of in vitro fertilization and helped create the first baby in the…
FetusPregnancyEmbryologyEmbryosReproduction
Anencephaly
By: Jesse King
| Published: Feb 13, 2013
Anencephaly is an open neural tube defect, meaning that part of the neural tube does not properly close or that it has reopened during early…
fetal developmentFetus--AbnormalitiesBirth DefectsEmbryologyPregnancy
Temperature-Dependent Sex Determination in Reptiles
By: Karla T. Moeller
| Published: Feb 01, 2013
The sex of a reptile embryo partly results from the production of sex hormones during development, and one process to produce those hormones depends…
Sex DifferentiationReproductionAdaptationfetal developmentEmbryology
Biological Clocks and the Formation of Human Tooth Enamel
By: Kate MacCord
| Published: Jan 31, 2013
Tooth enamel contains relics of its formation process, in the form of microstructures, which indicate the incremental way in which it forms. These…
EvolutionteethDental EnamelHuman EvolutionAnatomy
"Maternal consumption of peanut during pregnancy is associated with peanut sensitization in atopic infants" (2010), by Scott Sicherer, et al.
By: Maggie Pingolt
| Published: Jan 30, 2013
In 2010, a team of US researchers concluded that the more peanuts a pregnant woman ate during her pregnancy, the more likely her newborn was to be…
ExperimentsReproductionPregnancyFetus
General Embryological Information Service, published annually by the Hubrecht Laboratory, 1949-1981
By: Nathan Crowe
| Published: Jan 03, 2013
The General Embryological Information Service (GEIS) was an annual report published by the Hubrecht Laboratory in Utrecht, The Netherlands from 1949…
LiteratureNieuwkoop, Pieter D. (Pieter Dirk)Science--History--PeriodicalsScience--Periodicals--PublishingDrosophila melanogaster
Julia Bell (1879-1979)
By: Jesse King
| Published: Dec 27, 2012
Julia Bell worked in twentieth-century Britain, discovered Fragile X Syndrome, and helped find heritable elements of other developmental and genetic…
Genetic Disordersfetal developmentRubella in pregnancyRubella virusHeredity
"On the Induction of Embryonic Primordia by Implantation of Organizers from Different Species" (1924), Hilde Mangold's Dissertation
By: Megan Kearl, Kate MacCord
| Published: Dec 19, 2012
Hilde Proscholdt Mangold was a doctoral student at the Zoological Institute at the University of Freiburg in Freiburg, Germany, from 1920-1923.…
LiteratureEmbryosTrembley, Abraham, 1710-1784GastrulationEmbryology
Corticosteroids' Effect on Fetal Lung Maturation (1972), by Sir Graham Collingwood Liggins and Ross Howie
By: Kathleen O'Connor, Erica O'Neil
| Published: Dec 19, 2012
In a clinical trial from 1969 to 1972, Sir Graham Collingwood Liggins and Ross Howie showed that if doctors treat pregnant women with corticosteroids…
Liggins, G. C.Adrenocortical hormonesPregnancyRespiratory Distress SyndromePremature Infants